#include <my_header.h>
#include "head.h"
int main(int argc, char *argv[])
{
    int a, b;
    printf("a = ");
    scanf("%d", &a);
    printf("b = ");
    scanf("%d", &b);
    printf("a + b = %d\n", Sum(a, b));
    printf("a * b = %d\n",multiply(a,b));
    printf("a - b = %d\n",sub(a,b));
    printf("a / b = %lf\n",division(a,b));
    return 0;

}

